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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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CS43131 датащи(PDF) 98 Page - Cirrus Logic |
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CS43131 датащи(HTML) 98 Page - Cirrus Logic |
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98 / 156 page  98 DS1155F1 CS43131 5.13 Example Sequences 40 Set ASP sample bit size Serial Port Sample Bit Size. 0x1000C 0x04 Reserved XSP_SPSIZE ASP_SPSIZE 0000 01 00 ASP sample bit size set to 32 bits 41 Set ASP Numerator ASP Numerator 1. 0x40010 0x01 ASP_N_LSB 0x01 LSB of ASP sample rate fractional divide numerator ASP Numerator 2. 0x40011 0x00 ASP_N_MSB 0x00 MSB of ASP sample rate fractional divide numerator 42 Set ASP Denominator ASP Denominator 1. 0x40012 0x08 ASP_M_LSB 0x08 LSB of ASP sample rate fractional divide denominator ASP Denominator 2. 0x40013 0x00 ASP_M_MSB 0x00 MSB of ASP sample rate fractional divide denominator 43 Set ASP LRCK high Time ASP LRCK High Time 1. 0x40014 0x1F ASP_LCHI_LSB 0x1F LSB of ASP LRCK high time duration ASP LRCK High Time 2. 0x40015 0x00 ASP_LCHI_MSB 0x00 MSB of ASP LRCK high time duration 44 Set ASP LRCK period ASP LRCK Period 1. 0x40016 0x3F ASP_LCPR_LSB 0x3F LSB of ASP LRCK period ASP LRCK Period 2. 0x40017 0x00 ASP_LCPR_MSB 0x00 MSB of ASP LRCK period 45 Configure ASP Clock ASP Clock Configuration. 0x40018 0x1C Reserved ASP_M/SB ASP_SCPOL_OUT ASP_SCPOL_IN ASP_LCPOL_OUT ASP_LCPOL_IN 000 1 1 1 0 0 Set ASP port to be Master Set output SCLK polarity Input SCLK polarity is don’t care Set Output LRCLK polarity Input LRCLK polarity is don’t care 46 Configure ASP Frame ASP Frame Configuration. 0x40019 0x0A Reserved ASP_STP ASP_5050 ASP_FSD 000 0 1 010 Configure ASP port to accept I2S input 47 Set ASP Channel Location ASP Channel 1 Location. 0x50000 0x00 ASP_RX_CH1 0x00 ASP Channel 1 starts on SCLK0 ASP Channel 2 Location. 0x50001 0x00 ASP_RX_CH2 0x00 ASP Channel 2 starts on SCLK0 48 Set ASP Channel Size and Enable ASP Channel 1 Size and Enable. 0x5000A 0x07 Reserved ASP_RX_CH1_AP ASP_RX_CH1_EN ASP_RX_CH1_RES 0000 0 1 11 ASP Channel 1 Active Phase ASP Channel 1 Enable ASP Channel 1 Size is 32 bits ASP Channel 2 Size and Enable. 0x5000B 0x0F Reserved ASP_RX_CH2_AP ASP_RX_CH2_EN ASP_RX_CH2_RES 0000 1 1 11 ASP Channel 2 Active Phase ASP Channel 2 Enable ASP Channel 2 Size is 32 bits 49 Setup PCM 50 Configure PCM Filter PCM Filter Option. 0x90000 0x02 FILTER_SLOW_FASTB PHCOMP_LOWLATB NOS Reserved PCM_WBF_EN HIGH_PASS DEEMP_ON 0 0 0 00 0 1 0 High Pass Filter is selected 51 Set Volume for Channel B PCM Volume B. 0x90001 0x0C PCM_VOLUME_B 0x0C Set volume to –6 dB 52 Set Volume for Channel A PCM Volume A. 0x90002 0x0C PCM_VOLUME_A 0x0C Set volume to –6 dB Example 5-18. DoP and PCM Mixing (Cont.) STEP TASK REGISTER/BIT FIELDS VALUE DESCRIPTION |
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